/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 1997-2014 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
 * "Portions Copyright [year] [name of copyright owner]"
 *
 * Contributor(s):
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
 * holder.
 */
// Portions Copyright [2017-2018] [Payara Foundation and/or its affiliates]
// Portions Copyright (C) 2023, Hopsworks AB. All rights reserved
package io.hops.hopsworks.realm.jdbc;

import com.sun.enterprise.security.BasePasswordLoginModule;

import javax.security.auth.login.LoginException;

import java.util.Arrays;

import static java.util.logging.Level.FINEST;

public class HopsworksLoginModule extends BasePasswordLoginModule {
  @Override
  protected void authenticateUser() throws LoginException {
    HopsworksJDBCRealm customRealm = getRealm(HopsworksJDBCRealm.class, "Realm not found");

    if (_username == null || _username.isEmpty()) {
      throw new LoginException("No username set");
    }

    String[] groups = customRealm.authenticate(_username, getPasswordChar());

    if (groups == null) { // JAAS behavior
      throw new LoginException("Login failed for " + _username);
    }

    if (LOGGER.isLoggable(FINEST)) {
      LOGGER.log(FINEST, "JDBC login succeeded for: {0} groups:{1}", new Object[]{_username, Arrays.toString(groups)});
    }

    commitUserAuthentication(groups);
  }
}
